import logging
import math
from tkinter.constants import PAGES
from typing import Optional, List

from fastapi import APIRouter, Depends, Query, Path
from pydantic import Field, BaseModel
from sqlalchemy import text
from sqlalchemy.exc import SQLAlchemyError
from sqlalchemy.orm import Session
from commons.BaseResponse import BaseResponse
from commons.PaginationBase import PaginationBase
from datebase import get_db
from utils.EncryptionUtil import oauth2_scheme, EncryptionMiddleware

material_rec_head_router = APIRouter(prefix="/material/recHead", tags=["物料采购管理"],
                                     dependencies=[Depends(oauth2_scheme)])


class MaterialPurchaseSearch(PaginationBase):
    # 筛选条件
    fsiteNo: Optional[str] = Field("", description="站点编号")
    ftakedateStart: Optional[str] = Field("", description="入库开始日期(yyyyMMdd)")
    ftakedateEnd: Optional[str] = Field("", description="入库结束日期(yyyyMMdd)")
    forduser: Optional[str] = Field("", description="制单人")
    fstockno: Optional[str] = Field("", description="仓库编号")
    fsupno: Optional[str] = Field("", description="供应商编号")
    fbillno: Optional[str] = Field("", description="单据编号(支持前缀匹配)")
    fbillstate: Optional[str] = Field("", description="单据状态编码")


@material_rec_head_router.get("/list", summary="物料采购入库查询接口")
def list_material_rec(search: MaterialPurchaseSearch = Query(), db: Session = Depends(get_db)):
    param = {}
    sql = "select count(1) from i_tc_rec_head where 1=1"
    if search.fsiteNo != "":
        sql = sql + " and fsite_no = :site_no "
        param["site_no"] = search.fsiteNo
    if search.fbillno != "":
        sql = sql + " and fbillno like concat('%', :fbillno ,'%')"
        param["fbillno"] = search.fbillno
    if search.forduser != "":
        sql = sql + " and forduser = :forduser "
        param["forduser"] = search.forduser
    if search.fsupno != "":
        sql = sql + " and fsupno = :fsupno "
        param["fsupno"] = search.fsupno
    if search.fstockno != "":
        sql = sql + " and fstockno = :fstockno "
        param["fstockno"] = search.fstockno
    if search.fbillstate != "":
        sql = sql + " and fbillstate = :fbillstate "
        param["fbillstate"] = search.fbillstate
    if (search.ftakedateStart != "") and (search.ftakedateEnd != ""):
        sql = sql + " and to_char(forddate,'yyyymmdd') between :ftakedateStart  and :ftakedateEnd "
        param["ftakedateStart"] = search.ftakedateStart
        param["ftakedateEnd"] = search.ftakedateEnd
    count = db.execute(text(sql), param).scalar()

    param = {}
    sql = "select fbillno,fsite_no,forduser,forddate,fplanrecdate,fstockno,fsupno,fitemcount,fpiececount,"
    sql = sql + " ftotalamt,fsrcbillno,fexplanation,fupddate,foperator,fcheckdate,fcheckuser,fbillstate"
    sql = sql + " from i_tc_rec_head where 1=1"
    if search.fsiteNo != "":
        sql = sql + " and fsite_no = :site_no "
        param["site_no"] = search.fsiteNo
    if search.fbillno != "":
        sql = sql + " and fbillno like concat('%', :fbillno ,'%')"
        param["fbillno"] = search.fbillno
    if search.forduser != "":
        sql = sql + " and forduser = :forduser "
        param["forduser"] = search.forduser
    if search.fsupno != "":
        sql = sql + " and fsupno = :fsupno "
        param["fsupno"] = search.fsupno
    if search.fstockno != "":
        sql = sql + " and fstockno = :fstockno "
        param["fstockno"] = search.fstockno
    if search.fbillstate != "":
        sql = sql + " and fbillstate = :fbillstate "
        param["fbillstate"] = search.fbillstate
    if (search.ftakedateStart != "") and (search.ftakedateEnd != ""):
        sql = sql + " and to_char(forddate,'yyyymmdd') between :ftakedateStart  and :ftakedateEnd "
        param["ftakedateStart"] = search.ftakedateStart
        param["ftakedateEnd"] = search.ftakedateEnd
    if search.order == "desc":
        sql = sql + " order by forddate,fbillno desc "
    else:
        sql = sql + " order by forddate,fbillno "
    sql = sql + " limit :limit offset :offset "
    param["limit"] = search.limit
    param["offset"] = search.offset
    data = db.execute(text(sql), param).fetchall()

    # details 明细列表
    sql_3 = " select b.fbillno,b.fline,b.fgoodno,b.fbuyprice,b.fqty,b.ftotamt,b.fmemo,c.fgoodname"
    sql_3 = sql_3 + " from i_tc_rec_head a,i_tc_rec_detail b,i_ts_good_info c  "
    sql_3 = sql_3 + " where a.fbillno=b.fbillno"
    sql_3 = sql_3 + " and b.fgoodno=c.fgoodno"
    if search.fsiteNo != "":
        sql_3 = sql_3 + " and a.fsite_no = :site_no "
        param["site_no"] = search.fsiteNo
    if search.fbillno != "":
        sql_3 = sql_3 + " and a.fbillno like concat('%', :fbillno ,'%')"
        param["fbillno"] = search.fbillno
    if search.forduser != "":
        sql_3 = sql_3 + " and a.forduser = :forduser "
        param["forduser"] = search.forduser
    if search.fsupno != "":
        sql_3 = sql_3 + " and a.fsupno = :fsupno "
        param["fsupno"] = search.fsupno
    if search.fstockno != "":
        sql_3 = sql_3 + " and a.fstockno = :fstockno "
        param["fstockno"] = search.fstockno
    if search.fbillstate != "":
        sql_3 = sql_3 + " and a.fbillstate = :fbillstate "
        param["fbillstate"] = search.fbillstate
    if (search.ftakedateStart != "") and (search.ftakedateEnd != ""):
        sql_3 = sql_3 + " and to_char(a.forddate,'yyyymmdd') between :ftakedateStart and :ftakedateEnd "
        param["ftakedateStart"] = search.ftakedateStart
        param["ftakedateEnd"] = search.ftakedateEnd
    sql_3 = sql_3 + " order by b.fbillno,b.fline"
    data_detail = db.execute(text(sql_3), param).fetchall()

    data_list = []
    for key in range(len(data)):
        forddate = ""
        try:
            forddate = data[key][3].strftime('%Y-%m-%dT%H:%M:%S')
        except Exception as e:
            print(e)

        if (forddate == ""):
            forddate = None

        fplanrecdate = ""
        try:
            fplanrecdate = data[key][4].strftime('%Y-%m-%dT%H:%M:%S')
        except Exception as e:
            print(e)

        if (fplanrecdate == ""):
            fplanrecdate = None

        fupddate = ""
        try:
            fupddate = data[key][12].strftime('%Y-%m-%dT%H:%M:%S')
        except Exception as e:
            print(e)

        if (fupddate == ""):
            fupddate = None

        fcheckdate = ""
        try:
            fcheckdate = data[key][14].strftime('%Y-%m-%dT%H:%M:%S')
        except Exception as e:
            print(e)

        if (fcheckdate == ""):
            fcheckdate = None

        d1 = {}
        d1['fbillno'] = data[key][0]
        d1['fsiteno'] = data[key][1]
        d1['forduser'] = data[key][2]
        d1['forddate'] = forddate
        d1['fplanrecdate'] = fplanrecdate
        d1['fstockno'] = data[key][5]
        d1['fsupno'] = data[key][6]
        d1['fitemcount'] = int(data[key][7])
        d1['fpiececount'] = int(data[key][8])
        d1['ftotalamt'] = float(data[key][9])
        d1['fsrcbillno'] = data[key][10]
        d1['fexplanation'] = data[key][11]
        d1['fupddate'] = fupddate
        d1['foperator'] = data[key][13]
        d1['fcheckdate'] = fcheckdate
        d1['fcheckuser'] = data[key][15]
        d1['fbillstate'] = data[key][16]
        sbillno = data[key][0]

        detail_list = []
        for j1 in range(len(data_detail)):
            if (str(data_detail[j1][0]) == str(sbillno)):
                d2 = {}
                d2['fbillno'] = data_detail[j1][0]
                d2['fline'] = data_detail[j1][1]
                d2['fgoodno'] = data_detail[j1][2]
                d2['fbuyprice'] = float(data_detail[j1][3])
                d2['fqty'] = float(data_detail[j1][4])
                d2['ftotamt'] = float(data_detail[j1][5])
                d2['fmemo'] = data_detail[j1][6]
                d2['fgoodname'] = data_detail[j1][7]
                detail_list.append(d2)

        d1["details"] = detail_list
        data_list.append(d1)

    info_dict = {"list": data_list,
                 "limit": search.limit,
                 "page": search.pageIndex,
                 "pages": (count + search.limit - 1) // search.limit,
                 "total": count}
    return BaseResponse.success(data=info_dict)


class ConsumablePurchaseDetail(BaseModel):
    """耗材采购明细"""
    fline: int = Field(..., description="明细行号")
    fgoodno: str = Field(..., description="耗材编号")
    fgoodname: str = Field(..., description="耗材名称")
    fbuyprice: float = Field(..., description="采购单价")
    fqty: float = Field(..., description="采购数量")
    ftotamt: float = Field(..., description="采购金额")
    fmemo: str = Field(..., description="备注")
    fprocdate: Optional[str] = Field(None, description="处理日期")


class ConsumablePurchaseCreate(BaseModel):
    """耗材采购新增请求参数"""
    fbillno: str = Field(..., description="采购单据编号")
    forddate: str = Field(..., description="订单日期(yyyy-MM-dd)")
    forduser: str = Field(..., description="制单人")
    fplanrecdate: str = Field(..., description="计划到货日期(yyyy-MM-dd)")
    fsiteNo: str = Field(..., description="站点编号")
    fstockno: str = Field(..., description="仓库编号")
    fsupno: str = Field(..., description="供应商编号")
    frecdate: str = Field(..., description="实际到货日期(yyyy-MM-dd)")
    fexplanation: Optional[str] = Field("", description="采购说明")
    details: List[ConsumablePurchaseDetail] = Field(..., description="采购明细列表")


@material_rec_head_router.post("/create", summary="耗材采购新增接口")
def create_material_rec(create: ConsumablePurchaseCreate, db: Session = Depends(get_db)):
    try:
        fitemcount = 0
        fpiececount = 0
        ftotalamt = 0
        fbillno = create.fbillno
        # 返回内容
        d1 = {}
        detail_list = []
        with db.begin():
            details = create.details
            for detail in details:
                fbuyprice = detail.fbuyprice
                fqty = detail.fqty
                ftotamt = fbuyprice * fqty

                sql = "insert into i_tc_rec_detail(fbillno,fline,fgoodno,fbuyprice,fqty,ftotamt,fprocdate,fmemo)"
                sql = sql + " values( :fbillno , :fline , :fgoodno , :fbuyprice , :fqty , :ftotamt , :fprocdate , :fmemo )"
                db.execute(text(sql), {
                    "fbillno": fbillno,
                    "fline": detail.fline,
                    "fgoodno": detail.fgoodno,
                    "fbuyprice": fbuyprice,
                    "fqty": fqty,
                    "ftotamt": ftotamt,
                    "fprocdate": detail.fprocdate,
                    "fmemo": detail.fmemo
                })

                fitemcount = fitemcount + 1
                fpiececount = fpiececount + fqty
                ftotalamt = ftotalamt + float(ftotamt)

                # 返回明细
                d2 = {}
                d2['fbillno'] = fbillno
                d2['fline'] = detail.fline
                d2['fgoodno'] = detail.fgoodno
                d2['fgoodname'] = detail.fgoodname
                d2['fbuyprice'] = float(fbuyprice)
                d2['fqty'] = float(fqty)
                d2['ftotamt'] = float(ftotamt)
                d2['fmemo'] = detail.fmemo
                d2['fprocdate'] = detail.fprocdate
                detail_list.append(d2)
            sql = "insert into i_tc_rec_head(fbillno,fsite_no,forduser,forddate,fplanrecdate,fstockno,fsupno,fitemcount,fpiececount,ftotalamt,fexplanation,frecdate,fupddate,foperator,fbillstate,fbilltype)"
            sql = sql + " values( :fbillno , :fsiteNo , :forduser , :forddate , :fplanrecdate , :fstockno , :fsupno , :fitemcount , :fpiececount , :ftotalamt , :fexplanation , :frecdate ,now(), :forduser ,1,1)"
            db.execute(text(sql), {
                "fbillno": fbillno,
                "fsiteNo": create.fsiteNo,
                "forduser": create.forduser,
                "forddate": create.forddate,
                "fplanrecdate": create.fplanrecdate,
                "fstockno": create.fstockno,
                "fsupno": create.fsupno,
                "fitemcount": fitemcount,
                "fpiececount": fpiececount,
                "ftotalamt": ftotalamt,
                "fexplanation": create.fexplanation,
                "frecdate": create.frecdate,
            })
            # 返回
            d1['fbillno'] = fbillno
            d1['fsiteno'] = create.fsiteNo
            d1['forduser'] = create.forduser
            d1['forddate'] = create.forddate
            d1['fplanrecdate'] = create.fplanrecdate
            d1['fstockno'] = create.fstockno
            d1['fsupno'] = create.fsupno
            d1['fitemcount'] = fitemcount
            d1['fpiececount'] = fpiececount
            d1['ftotalamt'] = float(ftotalamt)
            d1['fsrcbillno'] = ""
            d1['fexplanation'] = ""
            d1['fupddate'] = create.fplanrecdate
            d1['frecdate'] = create.frecdate
            d1['foperator'] = create.forduser
            d1['fcheckdate'] = None
            d1['fcheckuser'] = None
            d1['fbillstate'] = 1
            d1['fbilltype'] = 1
            d1["details"] = detail_list
            return BaseResponse.success(data=d1)
    except SQLAlchemyError as e:
        # 发生异常时自动回滚
        db.rollback()
        # 记录错误日志
        logging.error(f"数据库错误: {str(e)}")
        # 返回错误响应
        return BaseResponse.error(message="数据库操作失败")
    except Exception as e:
        db.rollback()
        logging.error(f"未知错误: {str(e)}")
        return BaseResponse.error(message="令牌过期")


@material_rec_head_router.post("/update", summary="物料采购修改接口")
def update_material_rec(update: ConsumablePurchaseCreate, db: Session = Depends(get_db),
                        token: str = Depends(oauth2_scheme)):
    try:
        fitemcount = 0
        fpiececount = 0
        ftotalamt = 0
        fbillno = update.fbillno
        user_id = EncryptionMiddleware.get_current_user(token)
        with db.begin():
            sql = "delete from i_tc_rec_detail where fbillno= :fbillno "
            db.execute(text(sql), {
                "fbillno": fbillno,
            })

            details = update.details
            for detail in details:
                fbuyprice = detail.fbuyprice
                fqty = detail.fqty
                ftotamt = fbuyprice * fqty

                sql = "insert into i_tc_rec_detail(fbillno,fline,fgoodno,fbuyprice,fqty,ftotamt,fprocdate,fmemo)"
                sql = sql + " values( :fbillno , :fline , :fgoodno , :fbuyprice , :fqty , :ftotamt , :fprocdate , :fmemo )"
                db.execute(text(sql), {
                    "fbillno": fbillno,
                    "fline": detail.fline,
                    "fgoodno": detail.fgoodno,
                    "fbuyprice": fbuyprice,
                    "fqty": fqty,
                    "ftotamt": ftotamt,
                    "fprocdate": detail.fprocdate,
                    "fmemo": detail.fmemo
                })

                fitemcount = fitemcount + 1
                fpiececount = fpiececount + fqty
                ftotalamt = ftotalamt + float(ftotamt)
            sql = "update i_tc_rec_head "
            sql = sql + " set fstockno= :fstockno ,fsupno= :fsupno ,fexplanation= :fexplanation "
            sql = sql + ",fitemcount= :fitemcount ,fpiececount= :fpiececount ,ftotalamt= :ftotalamt "
            sql = sql + ",fupddate=now(),foperator= :userid "
            sql = sql + " where fbillno= :fbillno "
            db.execute(text(sql), {
                "fstockno": update.fstockno,
                "fsupno": update.fsupno,
                "fexplanation": update.fexplanation,
                "fitemcount": fitemcount,
                "fpiececount": fpiececount,
                "ftotalamt": ftotalamt,
                "userid": user_id,
                "fbillno": fbillno,
            })
            return BaseResponse.success()
    except SQLAlchemyError as e:
        # 发生异常时自动回滚
        db.rollback()
        # 记录错误日志
        logging.error(f"数据库错误: {str(e)}")
        # 返回错误响应
        return BaseResponse.error(message="数据库操作失败")
    except Exception as e:
        db.rollback()
        logging.error(f"未知错误: {str(e)}")
        return BaseResponse.error(message="令牌过期")


@material_rec_head_router.post("/delete/{fbillno}", summary="耗材采购删除接口")
def delete_material_rec(fbillno: str = Path(description="单号"), db: Session = Depends(get_db)):
    try:
        param = {"fbillno": fbillno}
        with db.begin():
            sql = "select count(1) from i_tc_rec_head where fbillno= :fbillno  and fbillstate>1"
            data = db.execute(text(sql), param).fetchall()

            if data[0][0] > 0:
                return BaseResponse.error(message="该订单不能删除")
            else:
                sqllist = []
                sql = "delete from i_tc_rec_detail where fbillno= :fbillno "
                db.execute(text(sql), param)

                sql = "delete from i_tc_rec_head where fbillno= :fbillno "
                db.execute(text(sql), param)
                return BaseResponse.success()
    except SQLAlchemyError as e:
        # 发生异常时自动回滚
        db.rollback()
        # 记录错误日志
        logging.error(f"数据库错误: {str(e)}")
        # 返回错误响应
        return BaseResponse.error(message="数据库操作失败")
    except Exception as e:
        db.rollback()
        logging.error(f"未知错误: {str(e)}")
        return BaseResponse.error(message="令牌过期")
